tests/auto/declarative/qdeclarativevisualdatamodel/tst_qdeclarativevisualdatamodel.cpp
changeset 30 5dc02b23752f
child 33 3e2da88830cd
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/auto/declarative/qdeclarativevisualdatamodel/tst_qdeclarativevisualdatamodel.cpp	Tue Jul 06 15:10:48 2010 +0300
@@ -0,0 +1,210 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include <qtest.h>
+#include <QtTest/QSignalSpy>
+#include <QStandardItemModel>
+#include <QtDeclarative/qdeclarativeengine.h>
+#include <QtDeclarative/qdeclarativecomponent.h>
+#include <QtDeclarative/qdeclarativecontext.h>
+#include <QtDeclarative/qdeclarativeexpression.h>
+#include <QtDeclarative/qdeclarativeview.h>
+#include <private/qdeclarativelistview_p.h>
+#include <private/qdeclarativetext_p.h>
+#include <private/qdeclarativevisualitemmodel_p.h>
+#include <private/qdeclarativevaluetype_p.h>
+#include <math.h>
+
+static void initStandardTreeModel(QStandardItemModel *model)
+{
+    QStandardItem *item;
+    item = new QStandardItem(QLatin1String("Row 1 Item"));
+    model->insertRow(0, item);
+
+    item = new QStandardItem(QLatin1String("Row 2 Item"));
+    item->setCheckable(true);
+    model->insertRow(1, item);
+
+    QStandardItem *childItem = new QStandardItem(QLatin1String("Row 2 Child Item"));
+    item->setChild(0, childItem);
+
+    item = new QStandardItem(QLatin1String("Row 3 Item"));
+    item->setIcon(QIcon());
+    model->insertRow(2, item);
+}
+
+class tst_qdeclarativevisualdatamodel : public QObject
+{
+    Q_OBJECT
+public:
+    tst_qdeclarativevisualdatamodel();
+
+private slots:
+    void rootIndex();
+    void objectListModel();
+
+private:
+    QDeclarativeEngine engine;
+    template<typename T>
+    T *findItem(QGraphicsObject *parent, const QString &objectName, int index);
+};
+
+class DataObject : public QObject
+{
+    Q_OBJECT
+
+    Q_PROPERTY(QString name READ name WRITE setName NOTIFY nameChanged)
+    Q_PROPERTY(QString color READ color WRITE setColor NOTIFY colorChanged)
+
+public:
+    DataObject(QObject *parent=0) : QObject(parent) {}
+    DataObject(const QString &name, const QString &color, QObject *parent=0)
+        : QObject(parent), m_name(name), m_color(color) { }
+
+
+    QString name() const { return m_name; }
+    void setName(const QString &name) {
+        if (name != m_name) {
+            m_name = name;
+            emit nameChanged();
+        }
+    }
+
+    QString color() const { return m_color; }
+    void setColor(const QString &color) {
+        if (color != m_color) {
+            m_color = color;
+            emit colorChanged();
+        }
+    }
+
+signals:
+    void nameChanged();
+    void colorChanged();
+
+private:
+    QString m_name;
+    QString m_color;
+};
+
+tst_qdeclarativevisualdatamodel::tst_qdeclarativevisualdatamodel()
+{
+}
+
+void tst_qdeclarativevisualdatamodel::rootIndex()
+{
+    QDeclarativeEngine engine;
+    QDeclarativeComponent c(&engine, QUrl::fromLocalFile(SRCDIR "/data/visualdatamodel.qml"));
+
+    QStandardItemModel model;
+    initStandardTreeModel(&model);
+
+    engine.rootContext()->setContextProperty("myModel", &model);
+
+    QDeclarativeVisualDataModel *obj = qobject_cast<QDeclarativeVisualDataModel*>(c.create());
+    QVERIFY(obj != 0);
+
+    QMetaObject::invokeMethod(obj, "setRoot");
+    QVERIFY(qvariant_cast<QModelIndex>(obj->rootIndex()) == model.index(0,0));
+
+    QMetaObject::invokeMethod(obj, "setRootToParent");
+    QVERIFY(qvariant_cast<QModelIndex>(obj->rootIndex()) == QModelIndex());
+
+    delete obj;
+}
+
+void tst_qdeclarativevisualdatamodel::objectListModel()
+{
+    QDeclarativeView view;
+
+    QList<QObject*> dataList;
+    dataList.append(new DataObject("Item 1", "red"));
+    dataList.append(new DataObject("Item 2", "green"));
+    dataList.append(new DataObject("Item 3", "blue"));
+    dataList.append(new DataObject("Item 4", "yellow"));
+
+    QDeclarativeContext *ctxt = view.rootContext();
+    ctxt->setContextProperty("myModel", QVariant::fromValue(dataList));
+
+    view.setSource(QUrl::fromLocalFile(SRCDIR "/data/objectlist.qml"));
+
+    QDeclarativeListView *listview = qobject_cast<QDeclarativeListView*>(view.rootObject());
+    QVERIFY(listview != 0);
+
+    QDeclarativeItem *viewport = listview->viewport();
+    QVERIFY(viewport != 0);
+
+    QDeclarativeText *name = findItem<QDeclarativeText>(viewport, "name", 0);
+    QCOMPARE(name->text(), QString("Item 1"));
+
+    dataList[0]->setProperty("name", QLatin1String("Changed"));
+    QCOMPARE(name->text(), QString("Changed"));
+}
+
+template<typename T>
+T *tst_qdeclarativevisualdatamodel::findItem(QGraphicsObject *parent, const QString &objectName, int index)
+{
+    const QMetaObject &mo = T::staticMetaObject;
+    //qDebug() << parent->childItems().count() << "children";
+    for (int i = 0; i < parent->childItems().count(); ++i) {
+        QDeclarativeItem *item = qobject_cast<QDeclarativeItem*>(parent->childItems().at(i));
+        if(!item)
+            continue;
+        //qDebug() << "try" << item;
+        if (mo.cast(item) && (objectName.isEmpty() || item->objectName() == objectName)) {
+            if (index != -1) {
+                QDeclarativeExpression e(qmlContext(item), item, "index");
+                if (e.evaluate().toInt() == index)
+                    return static_cast<T*>(item);
+            } else {
+                return static_cast<T*>(item);
+            }
+        }
+        item = findItem<T>(item, objectName, index);
+        if (item)
+        return static_cast<T*>(item);
+    }
+
+    return 0;
+}
+
+QTEST_MAIN(tst_qdeclarativevisualdatamodel)
+
+#include "tst_qdeclarativevisualdatamodel.moc"